Properties of Marble and Obsidian

Marble

Obsidian

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3-45-5.5

1 7

1.1.2 Grain Size

Medium Grained

Not Applicable

1.1.3 Fracture

Not Available

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Dull to Pearly to Subvitreous

Vitreous

1.1.7 Compressive Strength

115.00 N/mm²0.15 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.86-2.872.6-2.7

0 8.4

1.1.11 Transparency

Opaque

Translucent

1.1.12 Density

2.4-2.7 g/cm³2.6 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.88 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant

Marble vs Obsidian Properties

Properties of Marble and Obsidian play an important role in determining the type of rock. Along with Marble vs Obsidian properties, get to know more about Marble Definition and Obsidian Definition. For the ease of understanding, the properties of rocks are divided into physical and thermal properties. Rocks have a variety of properties like hardness, color, specific gravity, fracture, cleavage, luster etc. Know all about physical and thermal properties of Marble and Obsidian.